| Thomas Onslow | |
| Country: | England |
| Fullname: | Thomas Frederick Onslow |
| Birth Date: | 15 January 1821 |
| Birth Place: | Old Alresford, Hampshire, England |
| Death Place: | New Alresford, Hampshire, England |
| Family: | Thomas Cranley Onslow (Father), Thomas Onslow (Grandfather) |
| Club1: | Hampshire |
| Year1: | 1848 - 1849 |
| Columns: | 1 |
| Column1: | FC |
| Matches1: | 2 |
| Runs1: | 13 |
| Bat Avg1: | 3.25 |
| 100S/50S1: | - / - |
| Top Score1: | 7 |
| Deliveries1: | - |
| Wickets1: | - |
| Bowl Avg1: | - |
| Fivefor1: | - |
| Tenfor1: | - |
| Best Bowling1: | - |
| Catches/Stumpings1: | 3/ - |
| Date: | 26 April |
| Year: | 2010 |
| Source: | http://www.cricinfo.com/ci/content/player/18374.html Cricinfo |
Thomas Frederick Onslow (15 January 1821 – 15 July 1883) was an English first-class cricketer. Onslow was the son of British politician Thomas Cranley Onslow and the grandson of Thomas Onslow, 2nd Earl of Onslow, who played first-class cricket for Surrey and the Marylebone Cricket Club.
Onslow represented Hampshire, making his first-class debut in 1848 against an All-England Eleven. Onslow played one further match for the county against the same opposition in 1849.
Onslow died at New Alresford, Hampshire on 15 July 1883.